Re: [PATCH 1/2] lib: more scalable list_sort()

From: Andi Kleen
Date: Sun Jan 24 2010 - 15:59:24 EST

> Similarly, adding cond_resched() to list_sort means you can stop
> worrying about the scheduling latency impact of sorting long lists.
> I fail to see why you're making such a big deal out of this.....

It's not easy to add it to a low level library function like list_sort()
because you would need to ensure that all callers are allowed to sleep.

Or even if all callers currently allow it future ones might not.

So it would need a new flag or so if needed, completely changing
the interface.


ak@xxxxxxxxxxxxxxx -- Speaking for myself only.
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at
Please read the FAQ at